Victor-G & Company offers Closed End Needles with Multiple Side holes /Slots. Victor-G & Company is an ISO 9001:2000 certified company and manufactures all types of hypodermic needles, etc. Closed End Needles with Multiple Side holes /Slots are used for activities in the Bio-Medical Field. These needles are Precision made stainless steel and are extensively used in Gas and Liquid Chromatography and Nuclear Magnetic Resonance Spectroscopy procedures.